The Tech Prairie STEAM Expo returned to the 2022 Illinois State Fair located in the Orr Building on August 17 - 21, 2022. Interactive exhibits, engaging demonstrations, drone competitions, eSports tournaments, and a job fair with Illinois State Agencies that are hiring. Visit the Tech Prairie STEAM Expo's website to see the full list of exhibitors. View the list of daily presentations and highlights taking place in the Orr Building on the State Fair's website.